[Kostas']

10 hours online, or generally 10 hours a player has played in your server?
You can make a timer OnPlayerConnect and after 10 hours to

PHP код:

  SetPlayerSkillLevel(playerid, WEAPONSKILL_SAWNOFF_SHOTGUN, 1);
    //This will make them use single-handed sawnoff shotguns. 


to set the Weapon Skills.
Weapon Skills:

Код:

WEAPONSKILL_PISTOL
WEAPONSKILL_PISTOL_SILENCED
WEAPONSKILL_DESERT_EAGLE
WEAPONSKILL_SHOTGUN
WEAPONSKILL_SAWNOFF_SHOTGUN
WEAPONSKILL_SPAS12_SHOTGUN
WEAPONSKILL_MICRO_UZI
WEAPONSKILL_MP5
WEAPONSKILL_AK47
WEAPONSKILL_M4
WEAPONSKILL_SNIPERRIFLE